JPWO2021065724A1 - - Google Patents

Info

Publication number
JPWO2021065724A1
JPWO2021065724A1 JP2021551186A JP2021551186A JPWO2021065724A1 JP WO2021065724 A1 JPWO2021065724 A1 JP WO2021065724A1 JP 2021551186 A JP2021551186 A JP 2021551186A JP 2021551186 A JP2021551186 A JP 2021551186A JP WO2021065724 A1 JPWO2021065724 A1 JP WO2021065724A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2021551186A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPWO2021065724A1 publication Critical patent/JPWO2021065724A1/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
    • B43K19/02—Pencils with graphite; Coloured pencils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43K—IMPLEMENTS FOR WRITING OR DRAWING
    • B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
    • B43K19/16—Making non-propelling pencils
    • B43K19/18—Making pencil writing-cores
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D13/00—Pencil-leads; Crayon compositions; Chalk compositions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
JP2021551186A 2019-09-30 2020-09-25 Pending JPWO2021065724A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019180360 2019-09-30
PCT/JP2020/036293 WO2021065724A1 (ja) 2019-09-30 2020-09-25 焼成色鉛筆芯

Publications (1)

Publication Number Publication Date
JPWO2021065724A1 true JPWO2021065724A1 (ja) 2021-04-08

Family

ID=75338216

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021551186A Pending JPWO2021065724A1 (ja) 2019-09-30 2020-09-25

Country Status (4)

Country Link
JP (1) JPWO2021065724A1 (ja)
CN (1) CN114466751A (ja)
TW (1) TW202120633A (ja)
WO (1) WO2021065724A1 (ja)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH205562A (de) * 1937-06-07 1939-06-30 A W Faber Castell Bleistift Fa Verfahren zur Herstellung von Minen zur Erzeugung von Abstrichen mit hoher Lichtdichte und Mine zur Erzeugung von Abstrichen mit hoher Lichtdichte.
JPS59218896A (ja) * 1983-05-27 1984-12-10 ぺんてる株式会社 色芯の製造方法
JPS6123667A (ja) * 1984-07-12 1986-02-01 Pilot Precision Co Ltd 色鉛芯およびその製造法
ATE339480T1 (de) * 1998-05-27 2006-10-15 Sakura Color Prod Corp Unkalzinierte farbstiftmine
JP3995418B2 (ja) * 1998-12-25 2007-10-24 三菱鉛筆株式会社 焼成色鉛筆芯及びその製造方法
JP2009161626A (ja) * 2007-12-28 2009-07-23 Pentel Corp 鉛筆芯
CN103073957B (zh) * 2013-01-14 2014-10-22 山西大学 一种彩色铅笔芯及其制备方法
JP6423158B2 (ja) * 2014-02-27 2018-11-14 三菱鉛筆株式会社 色鉛筆芯
CN108129914B (zh) * 2017-12-08 2021-03-16 陕西科技大学 一种挠曲强度高的彩色铅笔芯及其制备方法
CN109401444A (zh) * 2018-10-30 2019-03-01 蚌埠神龙笔业有限公司 一种无蜡彩色铅笔芯及其制备方法

Also Published As

Publication number Publication date
CN114466751A (zh) 2022-05-10
TW202120633A (zh) 2021-06-01
WO2021065724A1 (ja) 2021-04-08

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Legal Events

Date Code Title Description
A621 Written request for application examination

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Effective date: 20230714